the president's old senate seat in illinois. then, they have to win six out of zeb of those now controlled by democrats. in kentucky, rand paul, tea party candidate, missouri, wisconsin, colorado. sharon angel has to topple the senate majority leader. if they can poll off california, they have control of the senate. >> some of the seats in play that previously people didn't think was close. like california or wisconsin, russ feingold, holds a seat. let's look at the house, here. republicans, according to a lot of observers have a better chance to take control. their magic number is 39 seats they need to win to take control. we're looking at a universe of 50 seats that are most in place. >> here's why you can see the republicans more easily taking control of the house, even though it's still a reach. of all these seats, these are the tossup seats, as you mentioned. almost all of them, all but three, are currently held by democrats.